Based on data from 38 vehicles, 2,460 fuel-ups and 769,382 miles of driving, the 2005 Chevrolet Avalanche 1500 gets a combined Avg MPG of 13.81 with a 0.12 MPG margin of error.

Any Engine Type 5.3L V8 FLEX (13) 5.3L V8 GAS (19) V8 FLEX (5) V8 GAS (1) Any Body Style Crew Cab Pickup (9) Extended Crew Cab Pickup (1) Any Submodel Z66 (1) Base (2) LT (3) LS (6) Z71 (20) Other (6)

Below you can see a distribution of the fuel-ups with 233 outliers (8.65%) removed.

Following shows the average MPG of each of the 38 vehicles in the system.

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• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2019 • 49 Fuel-ups

  Property of 97dakota99

• 12.7 Avg MPG

• 2005 Avalanche

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic Crew Cab Pickup
  Added Nov 2020 • 12 Fuel-ups

  Property of doudot

• 13.5 Avg MPG

• Avalanche 1500

  2005 Chevrolet Avalanche 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2016 • 103 Fuel-ups

  Property of Jace600

• 14.5 Avg MPG

• Chevrolet Avalanche

  2005 Chevrolet Avalanche 1500 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Oct 2017 • 302 Fuel-ups

  Property of papierce1

• 15.0 Avg MPG

• Chevy Avalanche

  2005 Chevrolet Avalanche 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2016 • 89 Fuel-ups

  Property of Darb

• 11.8 Avg MPG

• Timex

  2005 Chevrolet Avalanche 1500 LS 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Jan 2018 • 82 Fuel-ups

  Property of SafetyPete

• 16.3 Avg MPG

• Avalanche

  2005 Chevrolet Avalanche 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 152 Fuel-ups

  Property of PsiKocsis

• 12.5 Avg MPG

• Avalanche

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Oct 2017 • 225 Fuel-ups

  Property of daveventi

• 16.9 Avg MPG

• GNARL

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Oct 2018 • 184 Fuel-ups

  Property of caldep

• 17.7 Avg MPG

• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
  Added Jul 2016 • 286 Fuel-ups

  Property of Jetrot4

• 14.7 Avg MPG

• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2017 • 123 Fuel-ups

  Property of thornbri

• 12.4 Avg MPG

• Avy

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Jan 2019 • 18 Fuel-ups

  Property of TheChadPgh

• 19.4 Avg MPG

• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2020 • 29 Fuel-ups

  Property of shawn2776

• 14.1 Avg MPG

• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Jul 2019 • 6 Fuel-ups

  Property of Lolson27

• 13.5 Avg MPG

• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed
  Added May 2019 • 6 Fuel-ups

  Property of jvargo58

• 16.9 Avg MPG

• My Avalanche 1500

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed
  Added Jun 2017 • 37 Fuel-ups

  Property of conleyjr

• 9.8 Avg MPG

• Avalanche

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Sep 2016 • 160 Fuel-ups

  Property of dchristie91

• 13.9 Avg MPG

• Truckasaurus

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 FLEX Automatic 4 Speed
  Added May 2016 • 129 Fuel-ups

  Property of HunterBFontenot

• 14.5 Avg MPG

• Redneck Cadillac

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2017 • 19 Fuel-ups

  Property of Arctictundra

• 10.4 Avg MPG

• Avalanche

  2005 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Extended Crew Cab Pickup
  Added Jun 2010 • 266 Fuel-ups

  Property of jgonta

• 13.0 Avg MPG

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